Sign Up to Get
10% Off Your Next Order!
+ 500 FREQUENT BUYER POINTS
Be among the first to receive Weekly Specials & OPGI News.
10% off restoration parts only. 500 Frequent Buyer Points added after promotional order ships. See welcome email for full details.
Sign up for texts from OPGI, and get all our best offers and more!
By subscribing to OPGI text messaging at 80205, you agree to receive recurring autodialed marketing text msgs (e.g. cart reminders) to the mobile number used at opt-in. Consent is not a condition of purchase. Msg frequency may vary. Msg & data rates may apply. Reply HELP for help and STOP to cancel. See Terms and Conditions & Privacy Policy.
ADDED TO YOUR CART!
Cap, Overflow Tank, 1978-88 G-Body, Non-Vented
ADDED TO YOUR WISHLIST!
This molded plastic cap is an identical reproduction of original equipment. Each black cap features the correct raised white lettering for an authentic appearance and the internal threading allows for screw-on installation. A must-have for your coolant overflow reservoir.
All premium brand RESTOPARTS®️ manufactured products are backed by a full 12-month warranty and are guaranteed to meet or exceed OEM specifications in fit, finish, and quality. This warranty protects against defects in workmanship from the date of purchase for the original purchaser only and is limited to the replacement of the original product only. OPGI assumes no responsibility for improper installation including but not limited to installation on a vehicle that the product is not intended for (incorrect year and/or model), or misuse resulting in damage to the part and/or expenses related to, beyond the replacement value of the original purchase.
Find parts that fit your vehicle
Early Black Friday!